| """ |
| Test jumping to different places. |
| """ |
| |
| import os, time |
| import unittest2 |
| import lldb |
| from lldbtest import * |
| import lldbutil |
| |
| class ThreadJumpTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| @dsym_test |
| def test_with_dsym(self): |
| """Test thread jump handling.""" |
| self.buildDsym(dictionary=self.getBuildFlags()) |
| self.thread_jump_test() |
| |
| @dwarf_test |
| def test_with_dwarf(self): |
| """Test thread jump handling.""" |
| self.buildDwarf(dictionary=self.getBuildFlags()) |
| self.thread_jump_test() |
| |
| def do_min_test(self, start, jump, var, value): |
| self.runCmd("j %i" % start) # jump to the start marker |
| self.runCmd("thread step-in") # step into the min fn |
| self.runCmd("j %i" % jump) # jump to the branch we're interested in |
| self.runCmd("thread step-out") # return out |
| self.runCmd("thread step-over") # assign to the global |
| self.expect("expr %s" % var, substrs = [value]) # check it |
| |
| def thread_jump_test(self): |
| """Test thread exit handling.""" |
| exe = os.path.join(os.getcwd(), "a.out") |
| self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) |
| |
| # Find the line numbers for our breakpoints. |
| self.mark1 = line_number('main.cpp', '// 1st marker') |
| self.mark2 = line_number('main.cpp', '// 2nd marker') |
| self.mark3 = line_number('main.cpp', '// 3rd marker') |
| self.mark4 = line_number('main.cpp', '// 4th marker') |
| self.mark5 = line_number('other.cpp', '// other marker') |
| |
| lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.mark3, num_expected_locations=1) |
| self.runCmd("run", RUN_SUCCEEDED) |
| |
| # The stop reason of the thread should be breakpoint 1. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT + " 1", |
| substrs = ['stopped', |
| '* thread #1', |
| 'stop reason = breakpoint 1']) |
| |
| self.do_min_test(self.mark3, self.mark1, "i", "4"); # Try the int path, force it to return 'a' |
| self.do_min_test(self.mark3, self.mark2, "i", "5"); # Try the int path, force it to return 'b' |
| self.do_min_test(self.mark4, self.mark1, "j", "7"); # Try the double path, force it to return 'a' |
| self.do_min_test(self.mark4, self.mark2, "j", "8"); # Try the double path, force it to return 'b' |
| |
| # Try jumping to another function in a different file. |
| self.runCmd("thread jump --file other.cpp --line %i --force" % self.mark5) |
| self.expect("process status", |
| substrs = ["at other.cpp:%i" % self.mark5]) |
| |
| # Try jumping to another function (without forcing) |
| self.expect("j main.cpp:%i" % self.mark1, COMMAND_FAILED_AS_EXPECTED, error = True, |
| substrs = ["error"]) |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |
